Ans Doc306Y

Question 1
(This function will be used for the first five questions, # 1 – # 5.)
Given :f(x) = x2 -14x + 44
Find the x value of the turning point.
Question 2
Using the same function as in #1, find the y value of the turning point.
Question 3
Using the same function as #1, is the turning point you found a minimum point or a maximum point?
Question 4
Using the same function as in #1, what is the function’s y-intercept?
Question 5
1.
Using the same function as in #1, use the quadratic formula to find the zeros of this parabola.
Question 7
Given the same two functions as in #6, find (f – g)(x)
Question 8
Using the same two functions as in # 6, find: (f x(times sign) g) (x)=
Question 10
Using the same two functions as in # 9, find : (gof) (x)
Question 11
Using the information in #9 , find : fog (3)=
Question 12
“y is directly proportional to x and inversely proportional to the square of w”
Give the equation.
Question 13
Using your answer from #12, find k when y = 4, x = 32 and w = 4.
Question 14
Given the cubic function : f(x)=(x-3)(x-1)(x+2)
What are the zeros of this cubic function?